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INA2128 PDF预览

INA2128

更新时间: 2024-01-20 02:13:49
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17页 721K
描述
双路低功耗仪表放大器

INA2128 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:SOIC
包装说明:SOIC-16针数:16
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.33.00.01Factory Lead Time:6 weeks
风险等级:5.21Is Samacsys:N
放大器类型:INSTRUMENTATION AMPLIFIER最大平均偏置电流 (IIB):0.005 µA
标称带宽 (3dB):1.3 MHz最小共模抑制比:120 dB
最大输入失调电流 (IIO):0.005 µA最大输入失调电压:50 µV
JESD-30 代码:R-PDSO-G16JESD-609代码:e4
长度:10.3 mm湿度敏感等级:3
负供电电压上限:-18 V标称负供电电压 (Vsup):-15 V
最大非线性:0.002%功能数量:2
端子数量:16最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP16,.4
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
包装方法:TUBE峰值回流温度(摄氏度):260
电源:+-15 V认证状态:Not Qualified
座面最大高度:2.65 mm标称压摆率:4 V/us
子类别:Instrumentation Amplifier最大压摆率:1.5 mA
供电电压上限:18 V标称供电电压 (Vsup):15 V
表面贴装:YES技术:BIPOLAR
温度等级:INDUSTRIAL端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
最大电压增益:10000最小电压增益:1
标称电压增益:10宽度:7.5 mm
Base Number Matches:1

INA2128 数据手册

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INA2128  
INA2128  
I
N
A
2
1
2
8
SBOS035A DECEMBER 1995 REVISED APRIL 2007  
Dual, Low Power  
INSTRUMENTATION AMPLIFIER  
DESCRIPTION  
FEATURES  
TheINA2128isadual, lowpower, generalpurposeinstrumen-  
tation amplifier offering excellent accuracy. Its versatile  
3-op amp design and small size make it ideal for a wide range  
of applications. Current-feedback input circuitry provides wide  
bandwidth even at high gain (200kHz at G = 100).  
LOW OFFSET VOLTAGE: 50µV max  
LOW DRIFT: 0.5µV/°C max  
LOW INPUT BIAS CURRENT: 5nA max  
HIGH CMR: 120dB min  
INPUTS PROTECTED TO ±40V  
WIDE SUPPLY RANGE: ±2.25V to ±18V  
LOW QUIESCENT CURRENT: 700µA / IA  
16-PIN PLASTIC DIP, SOL-16  
A single external resistor sets any gain from 1 to 10,000.  
Internal input protection can withstand up to ±40V without  
damage.  
The INA2128 is laser-trimmed for very low offset voltage  
(50µV), drift (0.5µV/°C) and high common-mode rejection  
(120dB at G 100). It operates with power supplies as low as  
±2.25V, and quiescent current is only 700µA per IA—ideal for  
battery-operated and multiple-channel systems.  
APPLICATIONS  
SENSOR AMPLIFIER  
THERMOCOUPLE, RTD, BRIDGE  
The INA2128 is available in SOL-16 packages, specified  
for the –40°C to +85°C temperature range.  
MEDICAL INSTRUMENTATION  
MULTIPLE-CHANNEL SYSTEMS  
BATTERY OPERATED EQUIPMENT  
V+  
9
INA2128  
1
3
Over-Voltage  
Protection  
VINA  
7
A1A  
25kΩ  
50kΩ  
GA = 1 +  
40kΩ  
40kΩ  
RGA  
6
5
A3A  
VOA  
RGA  
4
2
25kΩ  
A2A  
RefA  
+
Over-Voltage  
Protection  
VINA  
40kΩ  
40kΩ  
40kΩ  
16  
14  
Over-Voltage  
Protection  
VINB  
10  
11  
12  
50kΩ  
A1B  
25kΩ  
GB = 1 +  
40kΩ  
RGB  
A3B  
VOB  
RGB  
13  
15  
25kΩ  
A2B  
RefB  
+
Over-Voltage  
Protection  
VINB  
40kΩ  
40kΩ  
8
V–  
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of  
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.  
All trademarks are the property of their respective owners.  
PRODUCTION DATA information is current as of publication date.  
Products conform to specifications per the terms of Texas Instruments  
standard warranty. Production processing does not necessarily include  
testing of all parameters.  
Copyright © 1995-2007, Texas Instruments Incorporated  
www.ti.com  

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